75 lines
1.4 KiB
C
75 lines
1.4 KiB
C
/*
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* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2019-04-01 wangyq the first version
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* 2019-05-06 Zero-Free adapt to the new power management interface
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*/
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#include <rthw.h>
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#include <rtdevice.h>
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#include "board.h"
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#include "drv_pm.h"
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#include <ald_pmu.h>
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#ifdef RT_USING_PM
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static void _drv_pm_enter(struct rt_pm *pm, uint8_t mode)
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{
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switch (mode)
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{
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case PM_SLEEP_MODE_NONE:
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break;
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case PM_SLEEP_MODE_IDLE:
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__WFI();
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break;
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case PM_SLEEP_MODE_LIGHT:
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break;
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case PM_SLEEP_MODE_DEEP:
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pmu_stop2_enter();
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break;
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case PM_SLEEP_MODE_STANDBY:
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pmu_standby_enter(PMU_STANDBY_PORT_NONE);
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break;
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case PM_SLEEP_MODE_SHUTDOWN:
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break;
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default:
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RT_ASSERT(0);
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break;
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}
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}
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static int drv_hw_pm_init(void)
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{
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static const struct rt_pm_ops _ops =
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{
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_drv_pm_enter,
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RT_NULL,
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RT_NULL,
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RT_NULL,
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RT_NULL
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};
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rt_uint8_t timer_mask = 0;
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/* initialize timer mask(no need tickless) */
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timer_mask = 1UL << PM_SLEEP_MODE_DEEP;
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/* initialize system pm module */
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rt_system_pm_init(&_ops, timer_mask, RT_NULL);
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return 0;
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}
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INIT_BOARD_EXPORT(drv_hw_pm_init);
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#endif
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